In 2007, 16-year-old girl Qiao Qingyu and her family, tormented by rumors about her sister Qiao Beiyu's death, were forced to relocate from their small county town of Shunyun to the provincial capital of Huanzhou. In order to quickly restore their family's normal life, Qingyu, with the help of her classmate Ming Sheng, began searching for the true cause of her sister's death.

A young woman who needs a kidney transplant wants to marry someone who will be able to donate a kidney, and meets a young man who has a brain disease.

Set in the year 2035, humanoid robots that are indistinguishable from humans have raised public concerns due to their rapid advancement. The members of "Mingmou" organization, Cheng Nuo, a level-headed individual, and An Qiu, who excels in empathy, join forces to unravel the mysteries behind the continuous murders of humanoid robots. Amidst the complexities of life, the boundary between humans and humanoid robots blurs. The fate of both humans and humanoid robots is being silently rewritten...